:root {
  --red: #d9292f;
  --blue: #0e66b2;
  --blue-dark: #153c70;
  --green: #34b978;
  --green-soft: #e9f8ef;
  --ink: #17324d;
  --muted: #5e7185;
  --surface: #ffffff;
  --soft: #f4f9fc;
  --line: #dce9f2;
  --shadow: 0 18px 46px rgba(15, 58, 97, 0.12);
  --radius: 20px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  font-family: "Hind Siliguri", "Noto Sans Bengali", system-ui, sans-serif;
  background: #fff;
  line-height: 1.65;
}

a {
  color: inherit;
  text-decoration: none;
}

img {
  display: block;
  max-width: 100%;
}

.skip-link {
  left: 16px;
  position: fixed;
  top: -80px;
  z-index: 1000;
  border-radius: 999px;
  background: var(--blue-dark);
  color: #fff;
  padding: 10px 14px;
}

.skip-link:focus {
  top: 16px;
}

.container {
  width: min(1160px, calc(100% - 32px));
  margin: 0 auto;
}

.section-pad {
  padding: 88px 0;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  border-bottom: 1px solid rgba(220, 233, 242, 0.9);
  background: rgba(255, 255, 255, 0.93);
  backdrop-filter: blur(18px);
}

.nav {
  width: min(1220px, calc(100% - 24px));
  min-height: 76px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 20px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  min-width: 246px;
}

.brand-mark {
  display: grid;
  flex: 0 0 58px;
  width: 58px;
  height: 58px;
  place-items: center;
  overflow: hidden;
  border-radius: 18px;
  background: #fff;
  box-shadow: 0 10px 28px rgba(14, 102, 178, 0.14);
}

.brand-mark img {
  width: 54px;
  height: 54px;
  object-fit: contain;
}

.brand strong {
  display: block;
  font-size: 1.04rem;
  line-height: 1.1;
}

.brand small {
  color: var(--muted);
  font-family: Inter, system-ui, sans-serif;
  font-size: 0.76rem;
}

.nav-menu {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 20px;
  flex: 1;
  color: #334b62;
  font-family: Inter, "Hind Siliguri", sans-serif;
  font-size: 0.94rem;
  font-weight: 600;
}

.nav-menu a {
  border-radius: 999px;
  padding: 8px 2px;
}

.nav-menu a:hover {
  color: var(--blue);
}

.nav-actions,
.hero-actions,
.button-row {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  border: 1px solid transparent;
  border-radius: 999px;
  padding: 10px 18px;
  font-weight: 700;
  line-height: 1.2;
  transition: transform 160ms ease, box-shadow 160ms ease, background 160ms ease;
  text-align: center;
  white-space: normal;
}

.btn:hover {
  transform: translateY(-1px);
}

.btn-call {
  background: var(--red);
  color: #fff;
  box-shadow: 0 12px 28px rgba(217, 41, 47, 0.22);
}

.btn-whatsapp {
  background: var(--green);
  color: #fff;
  box-shadow: 0 12px 28px rgba(52, 185, 120, 0.2);
}

.btn-outline {
  border-color: rgba(14, 102, 178, 0.25);
  background: #fff;
  color: var(--blue);
}

.btn-large {
  min-height: 50px;
  padding: 13px 22px;
}

.menu-toggle {
  display: none;
  width: 44px;
  height: 44px;
  margin-left: auto;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: #fff;
}

.menu-toggle span {
  display: block;
  width: 18px;
  height: 2px;
  margin: 4px auto;
  border-radius: 2px;
  background: var(--ink);
}

.hero {
  overflow: hidden;
  background:
    radial-gradient(circle at top left, rgba(52, 185, 120, 0.15), transparent 30%),
    linear-gradient(135deg, #f7fcff 0%, #fff 50%, #eef8f3 100%);
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(360px, 0.92fr);
  align-items: center;
  gap: 52px;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  color: var(--red);
  font-family: Inter, "Hind Siliguri", sans-serif;
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  max-width: 720px;
  margin-bottom: 18px;
  color: var(--blue-dark);
  font-size: clamp(2.4rem, 7vw, 5rem);
  line-height: 1.05;
  letter-spacing: 0;
}

h2 {
  margin-bottom: 14px;
  color: var(--blue-dark);
  font-size: clamp(1.9rem, 4vw, 3rem);
  line-height: 1.15;
  letter-spacing: 0;
}

h3 {
  color: var(--blue-dark);
  font-size: 1.18rem;
  line-height: 1.25;
}

.hero-copy p {
  max-width: 700px;
  color: #40566c;
  font-size: 1.24rem;
}

.trust-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 28px;
}

.trust-strip span {
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.8);
  color: var(--blue-dark);
  padding: 8px 13px;
  font-family: Inter, "Hind Siliguri", sans-serif;
  font-size: 0.86rem;
  font-weight: 700;
}

.hero-media {
  position: relative;
}

.hero-media::before {
  content: "";
  position: absolute;
  inset: -20px -16px 30px 42px;
  border-radius: 32px;
  background: linear-gradient(135deg, var(--blue), var(--green));
  opacity: 0.14;
}

.hero-media img {
  position: relative;
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border: 10px solid #fff;
  border-radius: 32px;
  box-shadow: var(--shadow);
}

.hero-card {
  position: absolute;
  right: 22px;
  bottom: -18px;
  width: min(285px, calc(100% - 44px));
  border: 1px solid var(--line);
  border-radius: 18px;
  background: #fff;
  padding: 16px 18px;
  box-shadow: var(--shadow);
}

.hero-card strong,
.hero-card span {
  display: block;
}

.hero-card span {
  color: var(--muted);
}

.service-band {
  background: var(--soft);
}

.doctors {
  background:
    linear-gradient(180deg, #fff 0%, #f7fcff 100%);
}

.section-head {
  max-width: 730px;
  margin-bottom: 34px;
}

.section-head p,
.split-section p,
.health-card p,
.about p {
  color: var(--muted);
  font-size: 1.08rem;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
}

.service-card,
.info-panel,
.contact-form,
.map-placeholder {
  border: 1px solid rgba(220, 233, 242, 0.9);
  border-radius: var(--radius);
  background: var(--surface);
  box-shadow: 0 14px 35px rgba(15, 58, 97, 0.08);
}

.service-card {
  min-height: 218px;
  padding: 22px;
}

.service-card p {
  margin-bottom: 0;
  color: var(--muted);
  font-size: 0.98rem;
}

.doctors-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.doctor-card {
  min-height: 232px;
  border: 1px solid rgba(220, 233, 242, 0.95);
  border-top: 5px solid var(--blue);
  border-radius: var(--radius);
  background: #fff;
  padding: 22px;
  box-shadow: 0 14px 35px rgba(15, 58, 97, 0.08);
}

.doctor-card:nth-child(3n + 1) {
  border-top-color: var(--red);
}

.doctor-card:nth-child(3n + 2) {
  border-top-color: var(--green);
}

.doctor-tag {
  display: inline-flex;
  margin-bottom: 13px;
  border-radius: 999px;
  background: #eef7ff;
  color: var(--blue);
  padding: 6px 10px;
  font-family: Inter, "Hind Siliguri", sans-serif;
  font-size: 0.78rem;
  font-weight: 800;
}

.doctor-card h3 {
  margin-bottom: 10px;
}

.doctor-card p {
  margin-bottom: 0;
  color: var(--muted);
  font-size: 0.98rem;
}

.icon {
  display: inline-grid;
  width: 48px;
  height: 48px;
  margin-bottom: 18px;
  place-items: center;
  border-radius: 16px;
  font-size: 1.36rem;
}

.icon-red {
  background: #ffecee;
}

.icon-blue {
  background: #eaf4ff;
}

.icon-green {
  background: var(--green-soft);
}

.split-grid,
.about-grid,
.contact-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(330px, 0.8fr);
  align-items: start;
  gap: 42px;
}

.info-panel {
  background: linear-gradient(135deg, #fff, #f5fbff);
  padding: 28px;
}

.info-panel ul {
  margin: 0;
  padding-left: 22px;
  color: var(--muted);
}

.health-card {
  padding-top: 0;
}

.callout {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
  border-radius: 28px;
  background: linear-gradient(135deg, var(--blue-dark), var(--blue));
  color: #fff;
  padding: 42px;
  box-shadow: var(--shadow);
}

.callout h2,
.callout p,
.callout small {
  color: #fff;
}

.callout .eyebrow {
  color: #b7ffdc;
}

.callout small {
  display: block;
  opacity: 0.86;
}

.why-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.why-item {
  display: flex;
  min-height: 74px;
  align-items: center;
  gap: 12px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: #fff;
  padding: 18px;
  box-shadow: 0 10px 25px rgba(15, 58, 97, 0.06);
  font-weight: 700;
}

.why-item span {
  display: inline-grid;
  width: 30px;
  height: 30px;
  flex: 0 0 30px;
  place-items: center;
  border-radius: 50%;
  background: var(--green-soft);
  color: var(--green);
}

.about {
  background: linear-gradient(180deg, #fff 0%, #f6fbff 100%);
}

.stats-panel {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}

.stats-panel div {
  border-radius: 20px;
  background: #fff;
  padding: 22px 16px;
  text-align: center;
  box-shadow: var(--shadow);
}

.stats-panel strong {
  display: block;
  color: var(--red);
  font-family: Inter, "Hind Siliguri", sans-serif;
  font-size: 1.5rem;
}

.stats-panel span {
  color: var(--muted);
  font-size: 0.92rem;
}

.contact {
  background: var(--soft);
}

.contact-grid {
  grid-template-columns: minmax(0, 0.95fr) minmax(340px, 0.72fr);
}

dl {
  display: grid;
  gap: 16px;
  margin: 0 0 24px;
}

dt {
  color: var(--muted);
  font-family: Inter, "Hind Siliguri", sans-serif;
  font-size: 0.82rem;
  font-weight: 800;
  text-transform: uppercase;
}

dd {
  margin: 0;
  font-size: 1.08rem;
  font-weight: 700;
}

.map-placeholder {
  min-height: 220px;
  margin-top: 26px;
  display: grid;
  place-items: center;
  padding: 28px;
  text-align: center;
  background:
    linear-gradient(rgba(14, 102, 178, 0.1) 1px, transparent 1px),
    linear-gradient(90deg, rgba(14, 102, 178, 0.1) 1px, transparent 1px),
    #fff;
  background-size: 28px 28px;
}

.map-placeholder span {
  display: inline-grid;
  width: 70px;
  height: 70px;
  place-items: center;
  border-radius: 50%;
  background: var(--red);
  color: #fff;
  font-family: Inter, sans-serif;
  font-weight: 800;
}

.map-placeholder p {
  margin: 14px 0 0;
  color: var(--blue-dark);
  font-weight: 700;
}

.contact-form {
  padding: 26px;
}

.contact-form label {
  display: grid;
  gap: 7px;
  margin-bottom: 16px;
  color: var(--blue-dark);
  font-weight: 700;
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: #fbfdff;
  color: var(--ink);
  font: inherit;
  padding: 13px 14px;
  outline: none;
}

.contact-form input:focus,
.contact-form textarea:focus {
  border-color: var(--blue);
  box-shadow: 0 0 0 4px rgba(14, 102, 178, 0.1);
}

.contact-form button {
  width: 100%;
  cursor: pointer;
  font-family: inherit;
  font-size: 1rem;
}

.form-note {
  margin: 14px 0 0;
  color: var(--muted);
  font-size: 0.9rem;
}

.site-footer {
  background: #112f56;
  color: #d9e9f7;
  padding: 54px 0 74px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.5fr 1fr;
  gap: 34px;
}

.site-footer h2,
.site-footer h3 {
  color: #fff;
}

.site-footer a {
  display: block;
  margin-bottom: 8px;
}

.mobile-sticky-actions {
  display: none;
}

@media (max-width: 1040px) {
  .nav {
    flex-wrap: wrap;
    padding: 12px 0;
  }

  .menu-toggle {
    display: block;
  }

  .nav-menu,
  .nav-actions {
    display: none;
    width: 100%;
  }

  .nav-menu.is-open,
  .nav-actions.is-open {
    display: flex;
  }

  .nav-menu.is-open {
    order: 4;
    flex-direction: column;
    align-items: flex-start;
    gap: 4px;
    border-top: 1px solid var(--line);
    padding-top: 12px;
  }

  .nav-actions.is-open {
    order: 5;
    padding-bottom: 4px;
  }

  .hero-grid,
  .split-grid,
  .about-grid,
  .contact-grid {
    grid-template-columns: 1fr;
  }

  .services-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .doctors-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .why-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 720px) {
  .container {
    width: min(100% - 24px, 1160px);
  }

  .section-pad {
    padding: 62px 0;
  }

  .brand {
    min-width: 0;
  }

  .brand strong {
    font-size: 0.95rem;
  }

  .brand small {
    display: none;
  }

  .hero {
    padding-top: 24px;
  }

  .hero-grid {
    gap: 34px;
  }

  .hero-copy p {
    font-size: 1.08rem;
  }

  .hero-actions .btn,
  .button-row .btn {
    width: 100%;
  }

  .hero-media::before {
    inset: -12px 8px 24px 28px;
  }

  .hero-media img {
    border-width: 7px;
    border-radius: 24px;
  }

  .hero-card {
    position: relative;
    right: auto;
    bottom: auto;
    width: auto;
    margin: -22px 16px 0;
  }

  .services-grid,
  .doctors-grid,
  .why-grid,
  .stats-panel,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .service-card {
    min-height: auto;
  }

  .callout {
    display: block;
    padding: 28px;
    border-radius: 22px;
  }

  .callout .btn {
    width: 100%;
    margin-top: 20px;
  }

  .site-footer {
    padding-bottom: 106px;
  }

  .mobile-sticky-actions {
    position: fixed;
    right: 12px;
    bottom: 12px;
    left: 12px;
    z-index: 60;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
    padding: 10px;
    border: 1px solid rgba(220, 233, 242, 0.95);
    border-radius: 18px;
    background: rgba(255, 255, 255, 0.94);
    box-shadow: 0 18px 46px rgba(15, 58, 97, 0.18);
    backdrop-filter: blur(14px);
  }

  .mobile-sticky-actions .btn {
    min-height: 48px;
    padding: 10px 12px;
  }
}

@media (max-width: 380px) {
  h1 {
    font-size: 2.14rem;
  }

  .brand-mark {
    width: 46px;
    height: 46px;
    flex-basis: 46px;
  }

  .brand-mark img {
    width: 43px;
    height: 43px;
  }

  .btn {
    font-size: 0.94rem;
  }
}